Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c6824f48b42: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #51c6814c41b47Run #51c6824f48b42DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 1,741 1,741 N/A%
Incl. Wall Time (microsec) per call N/A 1,741 1,741 N/A%
Excl. Wall Time (microsec) 47 47 N/A%
Incl. CPU (microsecs) 1,491 1,491 N/A%
Incl. CPU (microsecs) per call N/A 1,491 1,491 N/A%
Excl. CPU (microsec) 40 40 N/A%
Incl. MemUse (bytes) 58,096 58,096 N/A%
Incl. MemUse (bytes) per call N/A 58,096 58,096 N/A%
Excl. MemUse (bytes) 4,128 4,128 N/A%
Incl. PeakMemUse (bytes) 114,936 114,936 N/A%
Incl. PeakMemUse (bytes) per call N/A 114,936 114,936 N/A%
Excl. PeakMemUse (bytes) 2,152 2,152 N/A%

Parent/Child Regression/Improvement report for drupal_session_initialize [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
drupal_session_initialize1 4.8% 1,741 0.2% 1,491 0.1% 58,096 0.3% 114,936 0.6%
Exclusive Metrics Diff for Current Function47 2.7% 40 2.7% 4,128 7.1% 2,152 1.9%
Parent function
drupal_bootstrap1 100.0% 1,741 100.0% 1,491 100.0% 58,096 100.0% 114,936 100.0%
Child functions
drupal_get_user_timezone1 9.1% 902 51.8% 652 43.7% 6,808 11.7% 0 0.0%
drupal_anonymous_user1 9.1% 367 21.1% 367 24.6% 22,952 39.5% 23,832 20.7%
Drupal::request1 9.1% 332 19.1% 333 22.3% 10,096 17.4% 10,112 8.8%
Drupal\Component\Utility\Crypt::hashBase641 9.1% 37 2.1% 37 2.5% 4,248 7.3% 72,176 62.8%
Symfony\Component\HttpFoundation\Request::isSecure1 9.1% 31 1.8% 32 2.1% 4,648 8.0% 3,840 3.3%
session_set_save_handler1 9.1% 8 0.5% 9 0.6% 936 1.6% 552 0.5%
uniqid1 9.1% 7 0.4% 7 0.5% 968 1.7% 880 0.8%
date_default_timezone_set1 9.1% 5 0.3% 6 0.4% 824 1.4% 0 0.0%
mt_rand1 9.1% 2 0.1% 3 0.2% 776 1.3% 688 0.6%
session_id1 9.1% 2 0.1% 2 0.1% 872 1.5% 0 0.0%
session_name1 9.1% 1 0.1% 3 0.2% 840 1.4% 704 0.6%